The evening’s main card airs on MTV2 (and in high-definition on EPIX) while the prelims stream on Spike.com.

Billstein, who’s just 20, won his first nine fights, including ones over undefeated Mathias Schuck (6-1) and veteran Mathias Schuck (18-5-2). However, he suffered his first career loss in June with a submission defeat to Attila Vegh (24-4-2). He now makes his U.S. debut against Pena, a veteran of M-1 and the XFC who most recently earned a decision victory over onetime Bellator fighter Josh Clark at XFC 14.

Alexander, a champion kickboxer, made his highly anticipated MMA debut in October but suffered a decision loss to Josh Quayhagen at Bellator 52. He now takes on Florida’s McPhatter, who’s competed for XFC. Most recently, he suffered a decision loss to vet Mike Bruno (10-4).

Ronda Rousey’s statistical greatness has already ventured into uncharted territory – just six fights into her UFC career. Check out all the post-fight facts, including Rousey’s latest achievements, about UFC 190.